text sz 2012 9999 continuing Mensual a Existencias: (1971-1973: 6-11) (1974: 1-5) (1977: 2-12) (1978-1979: 4-6) (1984-1985: 4-5) Link: https://apps.who.int/iris/discover?scope=%2F&query=ISSN%3A+0043-8502&submit=&rpp=10 Salud Salud Infantil Enfermedades 0043-8502 AR-ReUNN 260701 20260702140224.0 83463 spa